Fix #201 - Due to a refactoring the icon path has changed. This has remained unnoticed until the runtime.

jme3-materialeditor/src/com/jme3/gde/shadernodedefinition/wizard/SNDefVisualPanel2.form

@@ -77,7 +77,7 @@
           <Layout>
             <DimensionLayout dim="0">
               <Group type="103" groupAlignment="0" attributes="0">
-                  <EmptySpace min="0" pref="412" max="32767" attributes="0"/>
+                  <EmptySpace min="0" pref="372" max="32767" attributes="0"/>
               </Group>
             </DimensionLayout>
             <DimensionLayout dim="1">
@@ -90,7 +90,7 @@
         <Component class="javax.swing.JButton" name="addButton">
           <Properties>
             <Property name="icon" type="javax.swing.Icon" editor="org.netbeans.modules.form.editors2.IconEditor">
-              <Image iconType="3" name="/com/jme3/gde/materialdefinition/icons/add.png"/>
+              <Image iconType="3" name="/com/jme3/gde/core/editor/icons/add.png"/>
             </Property>
             <Property name="text" type="java.lang.String" editor="org.netbeans.modules.i18n.form.FormI18nStringEditor">
               <ResourceString bundle="com/jme3/gde/shadernodedefinition/wizard/Bundle.properties" key="SNDefVisualPanel2.addButton.text" replaceFormat="org.openide.util.NbBundle.getMessage({sourceFileName}.class, &quot;{key}&quot;)"/>
@@ -107,7 +107,7 @@
         <Component class="javax.swing.JButton" name="delButton">
           <Properties>
             <Property name="icon" type="javax.swing.Icon" editor="org.netbeans.modules.form.editors2.IconEditor">
-              <Image iconType="3" name="/com/jme3/gde/materialdefinition/icons/remove.png"/>
+              <Image iconType="3" name="/com/jme3/gde/core/editor/icons/remove.png"/>
             </Property>
             <Property name="text" type="java.lang.String" editor="org.netbeans.modules.i18n.form.FormI18nStringEditor">
               <ResourceString bundle="com/jme3/gde/shadernodedefinition/wizard/Bundle.properties" key="SNDefVisualPanel2.delButton.text" replaceFormat="org.openide.util.NbBundle.getMessage({sourceFileName}.class, &quot;{key}&quot;)"/>

jme3-materialeditor/src/com/jme3/gde/shadernodedefinition/wizard/SNDefVisualPanel2.java

@@ -135,7 +135,7 @@ public final class SNDefVisualPanel2 extends JPanel {
         jPanel1.setLayout(jPanel1Layout);
         jPanel1Layout.setHorizontalGroup(
             jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
-            .addGap(0, 412, Short.MAX_VALUE)
+            .addGap(0, 372, Short.MAX_VALUE)
         );
         jPanel1Layout.setVerticalGroup(
             jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
@@ -144,7 +144,7 @@ public final class SNDefVisualPanel2 extends JPanel {
 
         jToolBar1.add(jPanel1);
 
-        addButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/com/jme3/gde/materialdefinition/icons/add.png"))); // NOI18N
+        addButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/com/jme3/gde/core/editor/icons/add.png"))); // NOI18N
         org.openide.awt.Mnemonics.setLocalizedText(addButton, org.openide.util.NbBundle.getMessage(SNDefVisualPanel2.class, "SNDefVisualPanel2.addButton.text")); // NOI18N
         addButton.setToolTipText(org.openide.util.NbBundle.getMessage(SNDefVisualPanel2.class, "SNDefVisualPanel2.addButton.toolTipText")); // NOI18N
         addButton.setAlignmentX(0.5F);
@@ -155,7 +155,7 @@ public final class SNDefVisualPanel2 extends JPanel {
         });
         jToolBar1.add(addButton);
 
-        delButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/com/jme3/gde/materialdefinition/icons/remove.png"))); // NOI18N
+        delButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/com/jme3/gde/core/editor/icons/remove.png"))); // NOI18N
         org.openide.awt.Mnemonics.setLocalizedText(delButton, org.openide.util.NbBundle.getMessage(SNDefVisualPanel2.class, "SNDefVisualPanel2.delButton.text")); // NOI18N
         delButton.setToolTipText(org.openide.util.NbBundle.getMessage(SNDefVisualPanel2.class, "SNDefVisualPanel2.delButton.toolTipText")); // NOI18N
         delButton.setAlignmentX(0.5F);